Question

if the nth term of an ap is n and the nth term is m, prove that its kth term is (m+n-k)​

Answer 1

Answer:

ANSWER

am=a+(m−1)d=n

an=a+(n−1)d=m

_________________

(m−n)d=n−m

_________________

⇒d=−1

a+(1−m)=n

⇒a=m+n−1

p=a+(p−1)d

=m+n−1+1−p

ap=m+n−p

⇒( m+n-p)

Step-by-step explanation:

mark as branlist answer